diff --git a/application/Api/v1/PreorderApicontroller.php b/application/Api/v1/PreorderApicontroller.php
index fbde63ebb..deae40682 100644
--- a/application/Api/v1/PreorderApicontroller.php
+++ b/application/Api/v1/PreorderApicontroller.php
@@ -49,7 +49,7 @@ class PreorderApicontroller extends mfBaseApicontroller {
     $this->addRoute("/preorder/customerInstallationFeedback", [$modules["Cif"], "getCifData"], "GET");
     $this->addRoute("/preorder/customerInstallationFeedback", [$modules["Cif"], "userSetCif"], "POST");
     
-    $this->addRoute("/preorder/:code/clientInstallationFinished", [$modules["Cif"], "providerSetCif"], "GET");
+    $this->addRoute("/preorder/:code/clientInstallationFinished", [$modules["Cif"], "providerSetCif"], "POST");
     $this->addRoute("/preorder/:code/serviceActivated", [$modules["Activation"], "setServiceActive"], "POST");
     $this->addRoute("/preorder/:code", "getPreorder", "GET");
     $this->addRoute("/preorder/:code", "cancelPreorder", "DELETE");